easeweather.com
Blainville
AbbotsfordAjaxAuroraBanffBarrie
Blainville
BoisbriandBouchervilleBramptonBrandonBrantfordBrossardBurlingtonBurnabyCalgaryCambridgeCharlottetownChathamChilliwackCoquitlamCornwallDartmouthDeltaDorvalEdmontonFort McMurrayFrederictonGatineauGranbyGrande PrairieGreater SudburyGuelphHalifaxHamiltonKamloopsKanataKelownaKingstonKitchenerLangleyLavalLethbridgeLindsayLondonMarkhamMiltonMissionMississaugaMonctonMont-RoyalMontréalMoose JawNanaimoNepeanNew GlasgowNewmarketNiagara FallsNorfolk CountyNorth BattlefordNorth BayOakvilleOkanaganOrilliaOshawaOttawaPentictonPeterboroughPickeringPointe-ClairePrince AlbertPrince EdwardPrince GeorgeQuébecRed DeerReginaRichmond HillSaguenaySaint JohnSarniaSaskatoonSault Ste. MarieSherbrookeSt. CatharinesSt. John'sSurreySydneyThunder BayTimminsTorontoVancouverVaughanVictoriaWasaga BeachWaterlooWellandWest VancouverWhistlerWindsorWinnipegWoodstockYellowknife More Locations
Canada weather

Weather in Blainville for September 2025

Your guide to Blainville weather in September - trends and predictions

    Temperatures

  • Until now, September 2025 in Blainville is slightly cooler than the historical average by -0.6 °C.

  • The forecast for the next days in Blainville predicts temperatures to be around 24 °C, close to the historical average.

  • In general, the average temperature in Blainville at the beginning of September is 24.6 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 21.6 °C by the end of September.

    • Rain 🌧️

  • The climate of Blainville in September is notably wet, with an average of 11 rainy days, and a total of 105.5 mm of precipitation.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
19
Dry days
Average rainy days
11
Rainy days
Average snowy days
0
Snow days
Average temperatures
22°/11°
Temperatures
Average wind speed
14 km/h
Avg max wind
Average humidity
76 %
Avg humidity

Blainville Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Mist
25°
2
Mist
23°
3
Fog
24°
4
Overcast
26°
5
Mist
27°
6
Mist
25°
7
Light rain shower
22°
8
Light rain shower
19°
9
Partly cloudy
21°
10
Moderate rain
22°
11
Overcast
22°
12
Mist
22°
13
Moderate rain
20°
14
Overcast
21°
15
Partly cloudy
24°
16
Sunny
27°
17
Sunny
28°
18
Moderate rain
27°
19
Moderate rain
19°
20
Sunny
18°
21
Patchy rain possible
24°
22
Patchy rain possible
28°
23
Patchy rain possible
31°
24
Sunny
27°
25
Sunny
22°
26
Sunny
17°
27
Sunny
19°
28
Sunny
23°
29
Sunny
21°
30
Mist
22°

Temperatures trend during September in Blainville

See the weather trend as well as the moving average line

September weather in Blainville day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
1 Sept. Mist
Mist
 25° /10° 2.1 mm 5
2 Sept. Mist
Mist
 23° /12° 0 mm 5
3 Sept. Fog
Fog
 24° /12° 0 mm 5
4 Sept. Overcast
Overcast
 26° /14° 11.6 mm 6
5 Sept. Mist
Mist
 27° /13° 3.7 mm 7
6 Sept. Mist
Mist
 25° /16° 5 mm 5
7 Sept. Light rain shower
Light rain shower
 22° /12° 7.6 mm 5
8 Sept. Light rain shower
Light rain shower
 19° /10° 4.8 mm 5
9 Sept. Partly cloudy
Partly cloudy
 21° /7° 0 mm 6
10 Sept. Moderate rain
Moderate rain
 22° /9° 1.1 mm 5
11 Sept. Overcast
Overcast
 22° /11° 0.8 mm 5
12 Sept. Mist
Mist
 22° /11° 1.5 mm 5
13 Sept. Moderate rain
Moderate rain
 20° /12° 4.4 mm 5
14 Sept. Overcast
Overcast
 21° /11° 0 mm 5
15 Sept. Partly cloudy
Partly cloudy
 24° /12° 0 mm 6
16 Sept. Sunny
Sunny
 27° /11° 0 mm 1.2
17 Sept. Sunny
Sunny
 28° /12° 0 mm 1.1
18 Sept. Moderate rain
Moderate rain
 27° /16° 12.5 mm 1.1
19 Sept. Moderate rain
Moderate rain
 19° /8° 17.5 mm 1.1
20 Sept. Sunny
Sunny
 18° /5° 0 mm 0
21 Sept. Patchy rain possible
Patchy rain possible
 24° /6° 0.1 mm 3
22 Sept. Patchy rain possible
Patchy rain possible
 28° /16° 0.6 mm 4
23 Sept. Patchy rain possible
Patchy rain possible
 31° /17° 1.1 mm 5
24 Sept. Sunny
Sunny
 27° /16° 0 mm 6
25 Sept. Sunny
Sunny
 22° /10° 0 mm 5
26 Sept. Sunny
Sunny
 17° /5° 0 mm 4
27 Sept. Sunny
Sunny
 19° /9° 0 mm 4
28 Sept. Sunny
Sunny
 23° /7° 0 mm 4
29 Sept. Sunny
Sunny
 21° /10° 0 mm 4
30 Sept. Mist
Mist
 22° /11° 0 mm 5
Next
Important Notice
Our weather forecast for Blainville in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Blainville forecast closer to your planned date for the most up-to-date weather information.
Change Month
‹
›

Blainville in September - FAQ

What are the expected maximum and minimum temperatures in Blainville during September?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Blainville during September?
Significant rainfall exceeding 105.5 mm is expected in Blainville during September, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Blainville during September?
The average wind speed in Blainville during September is 14 km/h, suggesting breezy to windy conditions, depending on your activities.

September rainfall patterns in Blainville

Explore the daily rainfall trends and prepare for Blainvilles September weather 💧

UV exposure in Blainville during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

Quick links

More Blainville weather pages
You are here
Location coordinates Where is Blainville?

Get accurate weather forecasts for Blainville, located at latitude 45.667 and longitude -73.882. Stay updated with localized weather information tailored for Blainville.

Found a mistake?
We appreciate your attention to details. Tell us here.